class_docstr: A wrapper model.
code: def __str__(self):
      return f"{type(self).__name__}({self._wrapped_model})"
  
file_path: river/river/base/wrapper.py
imports: from __future__ import annotations
  from abc import ABC, abstractmethod
label_desc: Use image node_id 3 for calling the Wrapper obj's underlying member method code with example usage: obj.__str__() and returns: type, str, self, str